1, 3-Dihydroxyacetone also known as glycerone, is a simple carbohydrate (a triose) with formula C 3H 6O 3. 1, 3-Dihydroxyacetone is a naturally occurring ketose that is biodegradable, edible and non-toxic to human body and the environment. It is a versatile additive that can be used in the cosmetic, pharmaceutical and food industries.